baber/WOPTO huggingface dataset:
Patent KR-20020057838-A (KR)
Inventor: CHO NAM HYEOK
IPC: G03G5/043
Filed: 2002-03-30
Abstract: PURPOSE: A photo conductor for an electronic photo is provided to prevent image intensity from being vague without raising remaining electric potentials after using for a long time, and to prevent separation of a photosensitive layer, thereby obtaining good picture quality. CONSTITUTION: A lower covering layer(12) is coated on a conductive substrate(11). A ratio of a cohesive resin and an inorganic white color is within a range of 2/1-1/1 of the lower covering layer. The cohesive resin reduces image defects. An electric charge generating layer(13) for generating an electric charge is coated on top of the lower covering layer. An electric charge moving layer(14) is coated on top of the electric charge generating layer to move the electric charge. An inorganic color of the lower covering layer has a 0.32 micro meter average particle diameter. The thickness of the lower covering layer is 2 times to 30 times than an average particle diameter of the added inorganic color. The thickness of the electric charge generating layer is between 0.1 to 2 micro meter.
Patent KR-20030079389-A (KR)
Title: Method of sealing high tension krypton lamp
Inventor: CHA MU GYEONG
IPC: H01J61/36
Filed: 2002-04-04
Abstract: PURPOSE: A sealing method is provided to prevent cracks and leakage of the lamp by improving resistance against stress and high temperature. CONSTITUTION: A sealing method comprises a step of coupling an intermediate glass(16) equipped with a molybdenum ribbon(18) along the outer surface of a tungsten rod(12), accommodating the resultant structure into a silica glass(10), and attaching a vent pipe(22) to an end of the silica glass, and a step of filling the inside of the silica glass with a krypton gas through the vent pipe, coupling the inner surface of the silica glass and the molybdenum ribbon, sealing the resultant structure, and cutting the end of the silica glass.
Patent KR-20030082037-A (KR)
Title: Fly sheet that can attach
Inventor: HONG SE YEUL
IPC: G09F3/10
Filed: 2002-04-16
Abstract: PURPOSE: An attachable advertisement paper is provided to rapidly attach the advertisement paper by attaching the bundle of advertisement papers to the home, an office or the like without using the scotch tape. CONSTITUTION: An attachable advertisement paper includes an adhesive(2) formed at a predetermined portion of the advertisement paper so as to attach the advertisement paper to the door handle of the home, the office or the like. The attachable advertisement paper is designed to advertize the contents of the advertisement in such a way that the advertisement character or design is distributed for the unspecified people.
Patent KR-20030083199-A (KR)
Inventor: YOON SANG JIN
IPC: G09G3/296
Filed: 2002-04-19
Abstract: PURPOSE: A method for driving a plasma display panel is provided to prevent mis-discharging by increasing a wall charge having a negative pole. CONSTITUTION: A rising ramp waveform(Ramp-up) is applied to a first electrode(Y) during a set-up period(SU). A first DC(Direct Current) voltage(Zdc1) is applied to a second electrode(Z) during the set-up period(SU). A falling ramp waveform(Ramp-down), which falls at a positive voltage lower than a peak point of the rising ramp waveform(Ramp-up), is applied to the first electrode(Y) during a set-down period(SD). A second DC voltage, which has a voltage level different from that of the first DC voltage(Zdc1), is applied to the second electrode(Z) during the set-down period(SD). The first DC voltage(Zdc1) has a range from 40V(Volt) to 100V.
Patent KR-20030083908-A (KR)
Title: A Feeding Apparatus In The Wire Electric Explosion Equipment For Manufacturing Nanopowder
Inventor: JUNG YONG HUN
IPC: B82B3/00
Filed: 2002-04-23
Abstract: PURPOSE: Provided is a feeding device of electric explosion equipment for producing nano-powder, which prevents the twisting of metal wire and reduces the stiffness of metal wire to transfer the wire within a radius of a circular plate electrode, and maintains a predetermined distance between the metal wire and an earthing electrode. CONSTITUTION: The feeding device for supplying a metal wire(5) to the near of the plate electrode in an electric explosion chamber for producing nano-powder comprises: a mans for reducing the rigidity of the metal wire(5), and a means for transferring the metal wire(5) having a rigidity reduced by the stiffness-reducing means into the inside of the chamber. In particular, the stiffness-reducing means comprises a helical copper tube for transforming the metal wire in the form of a helix. The transferring means comprises a motor and a pair of rollers(130,170).
Patent KR-20030088730-A (KR)
Title: Apparatus and Method for public WLAN service using radio bridge in subway area
Inventor: BANG CHAN JEOM
IPC: H04L12/28
Filed: 2002-05-14
Abstract: PURPOSE: A device for supplying a public wireless LAN service in a subway by using a wireless repeater and a method therefor are provided to install radio bridges outside, and to install an access point inside of the subway, in order to wirelessly relay data between the radio bridges, thereby supplying a wireless service with an existing wireless LAN card. CONSTITUTION: An AP(Access Point)(111) performs a wireless sectional communication with a mobile terminal. An RB(Radio Bridge)(112) wirelessly relays transceiving data with a neighboring device in connection with the AP(111). An access managing device(120) is connected to more than one RB(112), and manages the connected RB(112). A router(130) connects between the access managing device(120) and a network(10). An AAA(Accounting Authentication Authorization) unit(140), an NMS(Network Management System)(150), and an address assignment/location register(160) communicate with each other in connection with the access managing device(120). A DNS(Domain Name Server)(170) communicates with the location register(160) over the Internet(20).
Patent KR-20030088939-A (KR)
Title: Voltage controlling for apparatus of electric vehicle
Inventor: LEE JAE WANG
IPC: B60L11/18
Filed: 2002-05-15
Abstract: PURPOSE: A voltage control device for electric vehicle is provided to minimize an abnormal operating region by amplifying an output voltage of a battery before the output voltage of the battery approaches a minimum limit level. CONSTITUTION: A voltage control device for electric vehicle includes a control portion(10), the first switching portion, the second switching portion, an amplification portion(30), and an alarm portion(40). The control portion(10) controls the amplification of a voltage of a battery when a charging state of a battery approaches to a minimum limit voltage. The first switching portion performs a switching operation according to a control signal of the control portion(10). The second switching portion is switched by the switching operation of the first switching portion. The amplification portion(30) amplifies the voltage of the battery to the predetermined level. The alarm portion(40) is turned on or off by the control signal of the control portion(10).
Patent KR-20030089206-A (KR)
Title: Method for fabricating semiconductor device with improved protection of contact not open
Inventor: HWANG CHANG YEON
IPC: H01L21/28
Filed: 2002-05-17
Abstract: PURPOSE: A semiconductor device manufacturing is provided to be capable of checking the contact open defect using an SEM(Scanning Electron Microscopy) for improving the reliability and productivity of the semiconductor device. CONSTITUTION: After forming a plurality of gate electrodes(11) at the upper portion of a substrate(SUB), an insulating layer(14) is formed on the entire surface of the resultant structure. A plurality of contact holes are formed by selectively etching the insulating layer for partially opening the upper surface of the substrate. The first plug(15) is grown at the opened substrate surface for partially filling each contact hole. Then, the second plug(16) is deposited on the first plug for completely filling the contact holes. Preferably, an SEM is used for checking whether contact open defect is generated, or not, after carrying out the first plug forming process.
Patent KR-20030089327-A (KR)
Title: a device and the method for throttle valve controlling of engine
Inventor: SHIN CHANG HYEON
IPC: F02D41/08
Filed: 2002-05-17
Abstract: PURPOSE: A device and a method are provided to automatically diagnose the opening of the throttle valve during engine idle and achieve improved operating reliability of the throttle position sensor. CONSTITUTION: A throttle body(10) comprises a piezo-electric unit(80) arranged at an end of an idle adjust screw(30), and which detects contact of a throttle lever(20) during engine idle. A device for controlling a throttle valve comprises a vehicle operating state detection unit; an engine control unit for outputting an engine check signal and generating an engine check code if the pressure of the piezo-electric unit is lower than a preset level; and a driving unit for flickering the engine check request lamp by being synchronized with the engine check signal output from the engine control unit.
Patent KR-20030089801-A (KR)
Title: juice apparatus
Inventor: KIM YEON SOO
IPC: A47J19/06
Filed: 2002-05-20
Abstract: PURPOSE: A crusher used as a juicer is provided to improve crushing efficiency by having trapezoidal cutting blades composed of a first blade and a second blade. CONSTITUTION: A crusher used as a juicer is composed of a body having a motor therein, a settling ring coupled with the outer surface of the body, a coupling hole formed at the center of the settling ring, a fixing protrusion formed at the outer circumference of the settling ring, a drum coupled with the fixing protrusion, an inlet formed at the top of the drum, a juice containing unit communicated with the inlet, a settling surface formed at one side of the juice containing unit, a through hole formed at the center of the settling surface, and a shaft coupled with the through hole and the coupling hole. A juice case coupling unit is connected to the juice containing unit, and has an opening part. A discharge port is formed at the bottom of the juice case coupling unit. A guide groove is formed at the inner circumference of the juice case coupling unit. A juice case(70) slides along the guide groove, and is attached/detached to/from the juice case coupling unit. The juice case includes a circular body(77), a front flange(71) for preventing the leakage of juice, a rear flange(72), and a trapezoidal cutting blade(76). The cutting blade has a first blade and a second blade.
Patent KR-20040000653-A (KR)
Title: Dehydrator for aliment garbage
Inventor: KIM IN HYUN
IPC: B09B5/00
Filed: 2002-06-22
Abstract: PURPOSE: A garbage dehydrating apparatus is provided which maximizes dehydration effect by improving structure of compression screw and reduces contamination of water by filtering dehydrated water using filtration filter, and which is used more conveniently by automatically cleaning the filtration filter that is frequently clogged. CONSTITUTION: The garbage dehydrating apparatus comprises a compression means(10) comprising a cylindrical compression case(12) on which a hopper(11) is formed so that pulverized garbage is injected into the compression case(12) through the hopper(11), and on a lower part of which a plurality of through holes are formed, a cylindrical filtering mesh(13) installed inside the compression case(12), and a compression screw(14) installed inside the filtering mesh(13); a power supply means(20) comprising a speed reduction gear assembly(21) connected to the rear of the compression screw(14), and a motor(22) for supplying power to the speed reduction gear assembly(21); a discharge guide means(30) comprising a discharge pipe(31) connected to a front end of the compression case(12) of the compression means(10) to receive dehydration residue, and a bag(33) connected to a lower part of the discharge pipe(31) by band(32); and a filtering means comprising a dehydration supporting plate installed at a lower part of the compression case(12) of the compression means(10), a filter case(42) installed under the dehydration supporting plate from the dehydration supporting plate, a filter pipe body(43) installed at an inner center of the filter case(42), and a drain pipe(44) connected to a lower part of the filter pipe body(43).
Patent KR-20040000744-A (KR)
Title: Illumination optics comprising light separating and integrating device with diffraction device and Image display apparatus thereof
Inventor: LEE YEONG CHEOL
IPC: H04N9/31
Filed: 2002-06-25
Abstract: PURPOSE: An illumination optical system including an optical splitting/coupling device having a diffractive element and an image display device including the same are provided to minimize an optical loss by combining the optical splitting/coupling device with the diffractive element. CONSTITUTION: An illumination optical system including am optical splitting/coupling device having a diffractive element includes a light source(22-1) and an optical splitting/coupling device. The light source(22-1) is used for outputting the light. A diffractive element(21) is formed on one or more incident sides of the optical splitting/coupling device. The diffractive element(21) is used for diffracting the light of the light source(22-1) and reducing an incident angle within a predetermined range. The optical splitting/coupling device is formed with an X-cube(22-2). The diffractive element(21) is formed with HOE(Holographic Optical Element) or DOE(Diffraction Optical Element). An optical guide portion is formed between the light source(22-1) and the optical splitting/coupling device. The optical guide portion is formed with an optical fiber(23).
Patent KR-20020062261-A (KR)
Inventor: AHN BYUNG CIK
IPC: H04N21/472
Filed: 2002-06-29
Abstract: PURPOSE: An OSD method for a low resolution video image is provided to use dot data of two right-angle character fonts which are previously inputted, or to use dot data of two right-angle character fonts which are inputted later, for character dots on a screen while making character borders or characters, thereby minimizing areas of a displayed character border. CONSTITUTION: A synchronous detect block(500) detects a synchronous signal from a video signal. An OSD font ROM(501) stores a character font image. An OSD character RAM(503) stores an ASCII code of a character. A system interface block(506) transceives a control signal related to OSD from a host. A control register block(504) receives coordinates of a character from the system interface block, and transmits the received coordinates to a mixer control block(502). The mixer control block displays the character on a certain position on a screen, and controls a mixing point of a video mixer block(505). The video mixer block superimposes an inputted video image and the character.
Patent KR-20040003451-A (KR)
Title: Control agent for plant disease having effective amount of nanosize silver particles dipersed
Inventor: KWON JONG KEUN
IPC: A01N59/16
Filed: 2002-07-03
Abstract: PURPOSE: Provided is a preparation for controlling plant pathogens which contains fine silver particles as and active ingredient and effectively prevents and treats various kinds of plant diseases in safe and cost effective manners. CONSTITUTION: A preparation for controlling plant pathogens comprises 0.3-20nm of silver colloid particles diffused in an inactive solvent, such as water, with the concentration of 0.5-50ppm. The preparation further comprises a surfactant. The plant pathogens include molds, phytophthora sp., rice blast, and wheat leaf rust.
Patent KR-20040004991-A (KR)
Title: A preparation method of natural medicine extract
Inventor: LEE JONG WAN
IPC: A61K36/17
Filed: 2002-07-08
Abstract: PURPOSE: Provided is a method for manufacturing a medicinal herb extract which removes non-watersoluble precipitates from the extract using enzymes to increase the production yield and to enhance the product quality. CONSTITUTION: A method of manufacturing a medicinal herb extract comprises the steps of: selecting and cleaning a medicinal herb; adding water or ethanol to the herb to make an extract thereof; filtrating the extract, and concentrating it such that the solid content thereof reaches 10-40%; adding one or more enzymes selected from the group consisting of exo-1,4-alpha-D-glucosidase, endopeptidase and lipase to the concentrated solution to make the enzymatic reaction; standing it at 0-10 deg.C, and removing the precipitates from it; centrifuging it to take the supernatant thereof, and concentrating supernatant; and sterilizing and enzyme-inactivating the concentrate at high temperature.
Patent KR-20040007875-A (KR)
Title: Electrostatic discharge protection circuit
Inventor: LEE MUN HWA
IPC: H01L27/04
Filed: 2002-07-11
Abstract: PURPOSE: An ESD(Electro-Static Discharge) protection circuit is provided to be capable of improving CDM(Charge Device Model) characteristics. CONSTITUTION: An ESD protection circuit is provided with a predetermined pin(61), the first field transistor(F61) between a power supply terminal and the pin, the second field transistor(F62) between the pin and a ground terminal, and the first resistor(R61) connected with the pin. The ESD protection circuit further includes a pull-up transistor(P61) between the power supply terminal and the first resistor, a pull-down transistor(N61) between the first resistor and the ground terminal, the second resistor(R62) connected with the gate of the pull-up transistor, and an inverter(161) between the second resistor and the ground terminal.
Patent KR-20040008038-A (KR)
Title: use company paper envelope
Inventor: NOH HUI JUN
IPC: B65D27/06
Filed: 2002-07-15
Abstract: PURPOSE: An envelope for use in delivery of internal (in-house) documents is provided to improve recyclability of the envelope regardless of the times that the envelope is used. CONSTITUTION: The envelope for use in delivery of internal (in-house) documents has a box for an addresser(1) on the upper left side of the envelope, and a box for an addressee(2) on the lower right side of the envelope. The box for the addresser(1) and the box for the addressee(2) are coated with a transparent vinyl, respectively, and one side of the box(1,2) is opened so that a paper with an address thereon is inserted into the opening. The transparent vinyl is bent for the paper with an address to be easily inserted.
Patent KR-20040007031-A (KR)
Title: Furniture
Inventor: YUN JOM JUNG
IPC: A47B95/04
Filed: 2002-07-16
Abstract: PURPOSE: A furniture having leather film is provided to reduce modification and discoloration caused from heat or chemical reaction applied to the furniture by attaching and/or covering entire or part of the furniture and/or edge part thereof with artificial leather film containing polyester and polyurethane. CONSTITUTION: In the furniture(1) generally consisting of drawers(5) for receiving content; a pair of doors(4) having handles(3); side panels(6); and top panels(7) together to define inner space of the furniture, the furniture(1) is covered with the artificial leather film(2) having different patterns and with excellent durability at front side of the furniture. The leather film comprises polyester and polyurethane to prevent modification and discoloration and to improve three-dimensional effect, as well as prevention of impact applied to the furniture.
Patent KR-20040008697-A (KR)
Title: Method for fabricating capacitor in semiconductor device
Inventor: YOO JAE OK
IPC: H01L27/108
Filed: 2002-07-19
Abstract: PURPOSE: A method for manufacturing a cylindrical capacitor of a semiconductor device is provided to be capable of obtaining a stable and uniform lower electrode. CONSTITUTION: A sacrificial photoresist layer(25) is formed on a substrate(20) having a contact plug(23). A capacitor insulating layer is formed on the sacrificial photoresist layer. The capacitor insulating pattern(26) is formed by selectively etching the capacitor insulating layer. A capacitor hole(28) is formed to expose the contact plug by selectively etching the sacrificial photoresist layer using the capacitor insulating pattern(26) as a mask. A lower electrode is formed on the capacitor hole. After removing the sacrificial photoresist layer, a dielectric film and an upper electrode are sequentially formed on the lower electrode.
Patent KR-20040009180-A (KR)
Title: Circuit for controlling power of a amplifier in a base station system
Inventor: NOH YEONG TAE
IPC: H04B7/155
Filed: 2002-07-22
Abstract: PURPOSE: A circuit for stabilizing an output of a base station amplifier is provided to control an attenuated amount of a variable attenuator by a differential amplifier, and to control power of an input signal of a high-power amplifier, thereby maintaining output power at less than certain level. CONSTITUTION: A high-power amplifier(204) is installed on a transmission end of a base station system. A coupler(205) branches output signals from an output end of the high-power amplifier(204). An attenuator(206) controls levels of the signals. A log amplifier(207) detects size of the signals. A differential amplifier(208) outputs signals proportionate to voltage differences between two signals. An integrator(209) integrates the inputted signals. A variable attenuator(203) attenuates size of the inputted signals with the high-power amplifier(204). The log amplifier(207) converts an inputted RF signal into a digital voltage value, and outputs the digital voltage value.
Patent KR-20040011728-A (KR)
Title: Duplexer chip package and methode for manufacturing duplexer chip package
Inventor: HWANG GYU HAN
IPC: H01L25/00
Filed: 2002-07-30
Abstract: PURPOSE: A duplexer chip package and a fabricating method thereof are provided to simplify a structure by forming a duplexer circuit within one package. CONSTITUTION: A duplexer chip package includes the first and the second filters(21a,21b), a ground pattern(23), an inductor substrate(25), a capacitor substrate(26), a phase shifter substrate(27), and a ground substrate. The first and the second filters(21a,21b) are used for separating a transmitting signal and a receiving signal of a dual frequency band. The ground pattern(23) is used as a grounding portion for the first and the second filters(21a,21b). The inductor substrate(25) is formed on the ground pattern. The capacitor substrate(26) is formed at a bottom side of the inductor substrate by using a plurality of capacitors. The phase shifter substrate(27) is formed at the bottom side of the inductor substrate by an inductor used as a diplexer. The ground substrate is formed at a bottom of the phase shifter substrate.
Patent KR-20040013540-A (KR)
Inventor: AHN CHI DEUK
IPC: H04N7/24
Filed: 2002-08-07
Abstract: PURPOSE: A multiplexing device and its method according to user's request for multi-view 3D video are provided to process 3D video of multi-view points in consideration of user's display manner and system environments. CONSTITUTION: A multiplexing method according to user's request for multi-view 3D video includes the steps of generating image coding streams of n multi-view points corresponding to motion picture information input via n cameras at multi-view points(202), receiving back channel information input including display manner and view point information selected by a user(203), and multiplexing the coding streams of a predetermined number selected by the back channel information for the n coding streams. If 2D motion picture display is selected, a single coding streams corresponding to the view point desired by the user is multiplexed(204). In the case of panorama motion picture display or automatic both-eye type motion picture display, preset three coding streams preset are multiplexed for user's desired view points(205). In the case of both-eye type motion picture display, preset two coding streams are multiplexed for user's view points(206).